﻿//////////////////////////////////////////////////////////////////////////////
//
// Copyright © 1998-2024 Glodon Company Limited.
//
// Licensed under the MIT License
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the “Software”),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
//////////////////////////////////////////////////////////////////////////////
#pragma once
#include "ActionBase.h"

#include "Vector3d.h"

namespace gcmp
{
    class ModelLine;

    // 绘制线的动作。
    class CreateElevationViewAction : public gcmp::ActionBase
    {
    public:
        enum EnCreateElevationView
        {
            CEV_NOT_STARTED         = 0,
            CEV_GETTING_START_POINT    = 1,
            CEV_GETTING_END_POINT   = 2,
        };

    public:
        CreateElevationViewAction();
        virtual ~CreateElevationViewAction();

        // 继承自IAction的虚函数
    public:
        virtual void InitAction(IUiView* pCurrentView) override;
        virtual void ActionCancelled() override;
        virtual void OnChildActionFinished(gcmp::IUiView* pCurrentView, const gcmp::ActionOutput& childActionReturnParam) override;

    private:
        void OnLineUpdated(IUiView* pCurrentView, const gcmp::Vector3d& startPt, const gcmp::Vector3d& endPt);

        void OnPointUpdate(IUiView* pCurrentView, const gcmp::Vector3d& pos, const gcmp::Vector3d& mousePt);
        void EnterGettingStartPointState();
        void EnterGettingEndPointState();

        void DrawTempLine(IUiView* pCurrentView, const gcmp::Vector3d& startPt, const gcmp::Vector3d& endPt);

        void CreateElevationView(IUiView* pCurrentView, const Vector3d& startPoint, const Vector3d& endPoint);
    private:
        int m_actionStatus;
        gcmp::Vector3d m_startPt;
        gcmp::Vector3d m_endPt;
        bool m_isUserCancelled;

        // 已经Picked到的点集, 按照Pick顺序存储
        std::vector<gcmp::Vector3d> m_pickedPoints;
    };
}



